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[AArch64][MachineLegalizer] Mark v2s32 G_LOAD as legal. 

Actually every 64-bit loads are legal, but right now the API does not
offer a simple way to express that.

llvm-svn: 283829
This commit is contained in:
Quentin Colombet 2016-10-11 00:21:08 +00:00
parent 8af4988f35
commit d3126d5fb4
2 changed files with 5 additions and 1 deletions
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2
llvm/lib/Target/AArch64/AArch64MachineLegalizer.cpp
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@ -76,7 +76,7 @@ AArch64MachineLegalizer::AArch64MachineLegalizer() {
setAction({G_FREM, s64}, Libcall);
for (auto MemOp : {G_LOAD, G_STORE}) {
for (auto Ty : {s8, s16, s32, s64, p0})
for (auto Ty : {s8, s16, s32, s64, p0, v2s32})
setAction({MemOp, Ty}, Legal);
setAction({MemOp, s1}, WidenScalar);

4
llvm/test/CodeGen/AArch64/GlobalISel/legalize-load-store.mir
View File

@ -23,6 +23,7 @@ registers:
- { id: 4, class: _ }
- { id: 5, class: _ }
- { id: 6, class: _ }
- { id: 7, class: _ }
body: |
bb.0.entry:
liveins: %x0, %x1, %x2, %x3
@ -47,6 +48,9 @@ body: |
; CHECK: %6(p0) = G_LOAD %0(p0) :: (load 8 from %ir.addr)
%6(p0) = G_LOAD %0(p0) :: (load 8 from %ir.addr)
; CHECK: %7(<2 x s32>) = G_LOAD %0(p0) :: (load 8 from %ir.addr)
%7(<2 x s32>) = G_LOAD %0(p0) :: (load 8 from %ir.addr)
...
---